The 2004 Boise State Broncos football team represented Boise State University in the 2004 NCAA Division I-A football season. Boise State competed as a member of the Western Athletic Conference (WAC), and played their home games at Bronco Stadium in Boise, Idaho. The Broncos were led by fourth-year head coach Dan Hawkins. The Broncos finished the season 11–1 and 8–0 in conference to win their third straight WAC title and played in the Liberty Bowl, where they lost to Louisville, 44–40.

The Boise State Broncos football program represents Boise State University in college football and competes in the NCAA Division I Football Bowl Subdivision (FBS) as a member of the Mountain West Conference. The Broncos play their home games on campus at Albertsons Stadium in Boise, Idaho, and their head coach is Spencer Danielson. The program is 13–8 in bowl games since 1999, has the longest current streak of winning seasons in college football with 26. It also held a 3–0 record in the Fiesta Bowl between 2007 & 2014. As of the end of the 2023 season, the Broncos' all-time winning percentage of .725 is the sixth highest among NCAA FBS football teams, while their 491 total wins ranks 105th.